
Equações de 2º grau
Mathematics
9th Grade
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
170
100
50
5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
- 1 e 0
0 e 1
- 4 e - 5
4 e 5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
- 8
- 2
2
8
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Edivaldo é fazendeiro e iniciou o ano com 215 bois. Precisou vender 72 bois e depois de alguns meses conseguiu comprar mais 45 bois em um leilão. Quantos bois Edivaldo tem agora?
332
242
188
98
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Daiane estava com um saldo negativo de R$ 215,00 em sua conta bancária e recebeu um pix de R$ 150,00 de um cliente. Em seguida fez um depósito R$ 420,00. Qual é o novo saldo de Daiane depois dessas transações?
- 570 reais
- 355 reais
355 reais
785 reais
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
14%
25%
40%
86%
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O valor de y na expressão y = 10x - 17 quando x for 3 é:
- 13
- 4
4
13
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